Package com.tangosol.coherence.rest.util

Class RestHelper

java.lang.Object

com.tangosol.coherence.rest.util.RestHelper

public abstract class RestHelper
extends Object

A collection of utility methods used by Coherence REST.

Author:

ic 2011.12.17

Constructor Summary

Constructors

Constructor	Description
RestHelper()

Method Summary

Modifier and Type	Method	Description
static Object	getMvelParserContext()	Return an instance of ParserContext as an Object to be used for evaluation.
static Map<String,Object>	getQueryParameters(javax.ws.rs.core.UriInfo uriInfo)	Return a map containing query parameters from UriInfo instance.
static void	log(Exception ex)	Log server side message for handled exceptions that return a http response of BAD REQUEST, status 400.
static int	resolveMaxResults(int cParamMax, int cQueryMax, int cResourceMax)	Resolve the size of a result set Coherence REST resource will return.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

RestHelper

public RestHelper()

Method Detail

getQueryParameters

public static Map<String,Object> getQueryParameters(javax.ws.rs.core.UriInfo uriInfo)

Return a map containing query parameters from UriInfo instance.

Parameters:

uriInfo - UriInfo for invoked resource method

Returns:

Map containing all query parameters from provided UriInfo

resolveMaxResults

public static int resolveMaxResults(int cParamMax,
                                    int cQueryMax,
                                    int cResourceMax)

Resolve the size of a result set Coherence REST resource will return.

Parameters:

cParamMax - max result set size extracted from URL or -1 if not submitted

cQueryMax - max result set size configured for direct query or -1 if not configured

cResourceMax - max result set size configured for this resource or -1 if not configured

Returns:

max size of result set that this resource is allowed to return, or -1 if not configured nor provided by user

log

public static void log(Exception ex)

Log server side message for handled exceptions that return a http response of BAD REQUEST, status 400.

Parameters:

ex - server side exception handled while processing a rest http request

getMvelParserContext

public static Object getMvelParserContext()

Return an instance of ParserContext as an Object to be used for evaluation.

Returns:

an instance of ParserContext as an Object to be used for evaluation